Laserfiche WebLink
3-5 <br /> Groundwater occurs within this layer at approximately 11 feet below <br /> ground surface. This water level, which differs from the static <br /> water level in the nearest municipal well is probably the water. table <br /> surface of a shallow perched aquifer . <br /> Groundwater Gradient <br /> Groundwater elevations obtained by Brown and Caldwell on. <br /> April 28, 1987, and July 22, 1987, are shown in Tables 3-1 and <br /> 3-2, respectively. <br /> y <br /> Table 3-1. Relative Groundwater Elevations, April 28 ,1987 <br /> irk <br /> ,;Top of casing Depth of water Water surface <br /> elevation,a surface , -elevation,a <br /> Well feet feet feet <br /> ATR-1 98 . 58 12. 49 86 .09 <br /> ` ATR--2 97. 22 1.1.28 85 . 94 <br /> ATR-3 97 .94 11. 79 86 .15 <br /> ATR-4 97..02 10. 85 86 .17 <br /> a <br /> Relative elevations; not absolute elevations. Elevation based on <br /> assumed bench mark of 100. 00 feet (an "x" marked at the top of the <br /> wall along the west side of the property. ) <br /> Table 3-2. Relative Groundwater Elevations, July 22, 1987 <br /> Top of casing Depth of water Water surface <br /> elevatibn,a surface, elevation,a <br /> Well feet feet feet <br /> ATR-1 98 . 58 12.80 85.78 <br /> ATR-2 97 . 22 11. 52 85 . 70 <br /> ` ATR-3 97 . 94 12.06 85. 88 <br /> ATR-4 97 . 02 11. 13 85 .89 <br /> aRelative elevations; not absolute elevations. Elevation based on <br /> assumed bench mark of 100 . 00 feet (an "x" marked at the top of the <br /> wall along the west side of the property. ) <br /> BROWN AND CALDWELL � CONSULTING ENGINEERS <br />